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The reason behind this advice is actually pretty obvious – Tadalafil, which is the main active ingredient in Cialis, works by lowering blood pressure. Alcohol is known to produce the same effect, so, when consumed in really large amounts along with Tadalafil, it can make your blood pressure drop to really low levels causing dizziness, lightheadedness, nausea, headache, and, of course, inability to get or maintain a healthy erection. viagra patent expiration ?do not take sildenafil if you are taking or have recently taken riociguat (Adempas) or nitrates (medications for chest pain) such as isosorbide dinitrate (Isordil), isosorbide mononitrate (Monoket), and nitroglycerin (Minitran, Nitro-Dur, Nitromist, Nitrostat, others). Nitrates come as tablets, sublingual (under the tongue) tablets, sprays, patches, pastes, and ointments. Ask your doctor if you are not sure whether any of your medications contain nitrates.Contraindications

Hepatic Impairment: For patients with moderate hepatic impairment (Child-Pugh B), a starting dose of 5 mg LEVITRA is recommended. The maximum dose in patients with moderate hepatic impairment should not exceed 10 mg.

levitra online The drug’s approval is not without controversy. Critics have expressed concern that the benefits of the drug do not override the side effects, which can include sleepiness and nausea. In clinical trials of the drug, 13% of women stopped taking flibanserin due to side effects. Some critics also take issue with the fact that the drug needs to be taken every day.In volunteers with mild hepatic impairment (Child-Pugh A), the Cmax and AUC following a 10 mg vardenafil dose were increased by 22% and 17%, respectively, compared to healthy control subjects. No dosage adjustment is necessary in patients with mild hepatic impairment.

Deje de usar tadalafil y busque atención medica de emergencia si tiene:Medicines are sometimes prescribed for purposes other than those listed in a Patient Information leaflet. Do not use Viagra for a condition for which it was not prescribed. Do not give Viagra to other people, even if they have the same symptoms that you have. It may harm them. levitra medication Dosage Adjustments in Special Populations

faintness or lightheadedness when getting up suddenly from a lying or sitting positionLevitra is a medicinal drug that belongs to a class of drugs called phosphodiesterase inhibitors. It contains the chemical vardenafil, which is a PDE5 inhibitor used in the treatment of impotency or erectile dysfunction.

Effects of Other Drugs on Viagra cialis discount card No se sabe si tadalafil pasa a la leche materna o si le puede hacer da?o al bebé lactante. Dígale a su médico si está dando de amamantar a un bebé.Do not take Levitra if you:some medicines used to treat fungal infections including ketoconazole and itraconazole

As well as its needed effects, sildenafil (the active ingredient contained in Viagra) may cause unwanted side effects that require medical attention. If you have prostate problems or high blood pressure, for which you take medicines called alpha-blockers, your doctor may start you on a lower dose of Levitra.